Compatibility Check: Ensure the 19mm inner diameter of the M12 Triangle Barrier Post Key matches your requirements. This key is designed for precision fit with compatible triangle locks, ensuring smooth operation and preventing mismatches that could render the key unusable.Durable Steel Construction: Crafted from robust steel, the M12 Triangle Barrier Post Key is built to last. Its precision galvanized finish offers superior protection against rust and corrosion, making it an ideal choice for outdoor environments and ensuring longevity.Versatile Functionality: Serving multiple roles, this key is essential for access to public infrastructure. It functions efficiently as a fire brigade key, cabinet key, and post key, providing a versatile tool for maintenance and emergency access.Ergonomic Design: Featuring a grippy, non-slip handle and an optimally designed length, the M12 Triangle Barrier Post Key allows for comfortable and labor-saving use. This design reduces fatigue during extended periods of operation, enhancing user comfort.Color: SilverMaterial: MetalPackage Contents:2*M12 triangular keysOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.